Home / 7,872,188,546,622.80-11,795,388,005,665-4,192,559,190,660.60

Finding the Fourth Proportional to 7,872,188,546,622.80, 11,795,388,005,665 and 4,192,559,190,660.60

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Solution

The fourth proportional to 7,872,188,546,622.80, 11,795,388,005,665 and 4,192,559,190,660.60 is: 6,281,971,283,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,872,188,546,622.80 : 11,795,388,005,665 = 4,192,559,190,660.60 : x
  2. Step 2: Convert to fraction form
    7,872,188,546,622.80/11,795,388,005,665 = 4,192,559,190,660.60/x
  3. Step 3: Cross multiply
    7,872,188,546,622.80x = 11,795,388,005,665 × 4,192,559,190,660.60
  4. Step 4: Simplify right side
    7,872,188,546,622.80x = 49,452,862,390,558,605,382,254,592
  5. Step 5: Solve for x
    x = 49,452,862,390,558,605,382,254,592/7,872,188,546,622.80
  6. Step 6: Final answer
    x = 6,281,971,283,801.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.